Physics GCSE
Expansion and compression by pressure change
What Expansion and compression by pressure change means in Physics GCSE, as defined for OCR.
Definition of Expansion and compression by pressure change
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Read the wording for your board, then hide it and explain Expansion and compression by pressure change in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A gas can expand when the pressure on it is reduced, increasing its volume, and can be compressed when the pressure is increased.
Topics that use Expansion and compression by pressure change
- Pressure (OCR GCSE)
Related terms
- Atmospheric pressure and weight of air
- Cause-and-effect explanation
- Closed systems
- Collisions with container walls
- Comparing pressures at different heights
- Constant temperature and constant average particle speed
- Density and depth
- density comparison
Using Expansion and compression by pressure change in the exam
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